Banner sign



FIG. 1 is a perspective view of a banner sign showing my design;

FIG. 2 is a front view thereof, which is the same as the rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a left side view thereof, which is the same as the right side view thereof.

The broken lines in FIGS. 1-3 and 5 form no part of the claimed design but show an environment in which the design may be used. 

CLAIM The ornamental design for a banner sign, as shown and described. 